Office of Foreign Assets Control (OFAC), a division of the U.S. Treasury Department. 1  The U.S. Office of Foreign Assets Control (OFAC) is a division of the U.S. Treasury and operates under Presidential authority powers. The OFAC administers and enforces economic and trade sanctions in accordance with U.S. policy and plays a role in tracking international terrorists.
Stool odor is the smell associated with stools, or bowel movements. Stools normally have an unpleasant odor. Stools are formed in the large intestine (colon), which is part of the digestive system.
Black stool: may indicate bleeding in the stomach or the upper part of the small intestine. Black stool that results from a gastrointestinal bleeding is often associated with a tarry texture and foul odor. Iron pills or certain medications, like Pepto Bismol, may also cause black stool.